let startY = 0; // 手指起始坐标
let moveY = 0; // 手指移动坐标
let moveDistance = 0; // 手指移动距离
import request from '../utils/request'

Page({

    /**
     * 页面的初始数据
     */
    data: {
        coverTransform: "translateY(0)",
        coverTransition: "",
        userInfo: {},
        recentPlayList: [] // 用户播放记录
    },

    /**
     * 生命周期函数--监听页面加载
     */
    onLoad: function (options) {

    },

    async getUserRecentPlayList(userId) {
        if(!userId){
            return;
        }
        let resultData = await request('/user/record', {
            uid: userId,
            type: 0
        });
        let index = 0;
        let recentPlayList = resultData.allData.splice(0, 10).map(item => {
            item.id = index++;
            return item;
        })
        this.setData({
            recentPlayList
        })
    },

    handleTouchStart(event) {
        this.setData({
            coverTransition: ""
        })
        // 获取手指起始坐标
        startY = event.touches[0].clientY;
    },
    handleTouchMove(event) {
        moveY = event.touches[0].clientY;
        moveDistance = moveY - startY;
        if (moveDistance <= 0) {
            return;
        }
        if (moveDistance >= 100) {
            moveDistance = 100;
        }
        this.setData({
            coverTransform: `translateY(${moveDistance}rpx)`
        })
    },
    handleTouchEnd() {
        this.setData({
            coverTransform: `translateY(0rpx)`,
            coverTransition: "transform 1s linear"
        })
    },
    toLogin() {
        wx.navigateTo({
            url: '/pages/login/login',
        })
    },
    /**
     * 生命周期函数--监听页面初次渲染完成
     */
    onReady: function () {

    },

    /**
     * 生命周期函数--监听页面显示
     */
    onShow: function () {
        let users = wx.getStorageSync('userInfo');
        if (users) {
            this.setData({
                userInfo: JSON.parse(users)
            })
        }
        this.getUserRecentPlayList(this.data.userInfo.userId);
    },

    /**
     * 生命周期函数--监听页面隐藏
     */
    onHide: function () {

    },

    /**
     * 生命周期函数--监听页面卸载
     */
    onUnload: function () {

    },

    /**
     * 页面相关事件处理函数--监听用户下拉动作
     */
    onPullDownRefresh: function () {

    },

    /**
     * 页面上拉触底事件的处理函数
     */
    onReachBottom: function () {

    },

    /**
     * 用户点击右上角分享
     */
    onShareAppMessage: function () {

    }
})